Fostex FW127 DATA SHEET
FW-series for AV speaker
FW127
Features
♦120mm (4.5 in) cone type full range
♦8 ohm impedance
♦fo to 10kHz frequency response
♦87dB sensitivity at 1W/1m (3.3ft)
♦1.12kg (2.47 lb) net weight
Specifications
&
Thiele/Small Parameters
Impedance |
: 8 ohm |
Minimum Frequency Response |
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: 45Hz |
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Reproduction Frequency Response |
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: fo - 10kHz |
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S.P.L. |
: 87dB/W (m) |
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Rated Input |
: 17W |
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Music Power |
: 50W |
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Equivalent Diaghram Radius |
|
|
: 46mm (1.8 in) |
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Equivalent Mass |
: 7g (0.015 lb) |
Magnet Weight (main) : 282.0g (0.62 lb)
(cancel) |
101.2g (0.22 lb) |
Net Weight |
: 1.12kg (2.47 lb) |
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|
Fs |
: 45Hz |
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Re |
: 7.4 ohm |
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Qts |
: 0.35 |
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Qms |
: 6.07 |
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Qes |
: 0.37 |
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Vas |
: 7.73 L |
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Xmax |
: 1.85mm (0.073 in) |
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no |
: 0.257% |
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Frequency Response / Impedance
110
100
90
80 |
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|
ohm |
70 |
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60¼ |
64 |
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||
60 |
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32 |
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||
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Impedance |
|
30¼ 16 |
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||
50 |
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8 |
(dB) |
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|
4 |
20Hz |
50 100 200 |
500 1000 2000 |
5000 10000 20000 |
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Dimensions & Mounting Information
|
Ø126 |
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Ø103 |
Ø90 |
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37 |
123 |
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68.5 |
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RED DOT |
23.5 |
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|
6 |
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2 |
|
4-Ø4.5 |
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